For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 70 professional actors, it was found that 42 were...

For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.

In a random sample of 70 professional actors, it was found that 42 were extroverts.

(a)Letp represent the proportion of all actors who are extroverts. Find point estimates forp andq. (Round your answer to four decimal places.)

p̂=

q̂=

(b)Find a 95% confidence interval forp.

Find the maximal margin of error. (Round your answer to two decimal places.)

E =

Report the bounds from the 95% confidence interval forp. (Round your answers to two decimal places.)

lower limit__

upper limit__

Jun 06, 2022

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